SMD soldering – At first, I tinned all the circuit board pads for the SMD chips before trying to mount them. That was a mistake. With both pads for chip tinned, heating up one end of the chip caused ...

The basic metallurgy of solder. How to make a solder joint. How to repair a circuit board. The vintageTEK museum is a geek’s paradise to tour if visiting the Portland, Oregon area. The museum has ...